Designed to hold 1-1/4" (32mm) and 1-1/5" (35mm) boom poles, this Kupo C-Boom Clamp from Lightbulb Rentals is a robust coupler featuring a T-slotted ear that secures to an optional large 4.5" grip head. It also supports a butterfly or overhead frame.
Manfrotto 2983 Heavy-Duty Adjustable Background Crossbar (3.7′ to 9′)$5/day
Apple Box: Eighth Pancake$2/day
Furniture Clamp: 18″$10/day
C-Clamp: 12″ (Junior Receiver)$7/day
Baby Pin w/ 1/4″-20 Female Thread$2/day
Baby Plate – 6″$3/day
Extendellini: 12″ (for Mid Jaw Cardellinis)$5/day
Autopole/Polecat: Mini (2.5′-4.4′)$7/day